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Finding the Fourth Proportional to 318,654.45, 477,816.96 and 93,986.22

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Solution

The fourth proportional to 318,654.45, 477,816.96 and 93,986.22 is: 140,930.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,654.45 : 477,816.96 = 93,986.22 : x
  2. Step 2: Convert to fraction form
    318,654.45/477,816.96 = 93,986.22/x
  3. Step 3: Cross multiply
    318,654.45x = 477,816.96 × 93,986.22
  4. Step 4: Simplify right side
    318,654.45x = 44,908,209,922.29
  5. Step 5: Solve for x
    x = 44,908,209,922.29/318,654.45
  6. Step 6: Final answer
    x = 140,930.75

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